{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["engineering feature", "manufacturing standard", "manufacturing process", "process characterization", "process parameter", "machine or equipment"], "input": "This paper presents a framework for DfAM methods and tools , subdivided into three distinct stages of product development : AM process selection , product redesign for functionality enhancement , and product optimization for the AM process chosen ."}
{"engineering feature": [], "manufacturing standard": [], "manufacturing process": ["AM process"], "process characterization": [], "process parameter": [], "machine or equipment": ["tools"]}